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30. San Francisco, USA - San Francisco has a congestion level—an increase in overall travel times in comparison to a "free flow" situation with no traffic—of 39%, with worse traffic in the evening.

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29. Sydney, Australia - Australia's biggest tourist location has a congestion level of 39%, with equally as bad inflation in the morning and evening. 

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28. Salvador, Brazil - Brazil's stunning city, with Portuguese colonial architecture, Afro-Brazilian culture, and a tropical coastline, has a congestion level of 40%.

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27. Rome, Italy - Similarly, Rome has a congestion level of 40%, with worse traffic in the morning.

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26. Marseille, France - The second-largest city in France has a congestion level of 40%, with worse traffic in the evening. 

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25. London, UK - England's capital has a congestion level of 40%, with equally bad traffic in the morning and evening. 

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24. Taipei, Taiwan - The modern metropolis and capital city has a 40% increase in overall travel times, though evenings are worse than morning commutes. 

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23. Tianjin, China - This coastal metropolis in northern China has a congestion level of 41%.

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22. Shanghai, China - Avoid peak travel times in China's biggest city, as the normal congestion level of 41% can spike up to 70% or more.

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21. Saint Petersburg, Russia - The Russian port city has a congestion level of 41%, though evenings see a remarkable increase to 90%.

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20. Kaohsiung, Taiwan - This big city has a congestion level of 41%, with the longest commute times in the evening. 

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19. Buenos Aires, Argentina - Argentina’s cosmopolitan capital city has a congestion level of 42%.

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18. Shijiazhuang, China - As the most populous country in the world, it's no surprise that China is repeatedly on this list, and Shijiazhuang has a 42% overall increase in travel times. 

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17. Santiago de Chile, Chile - Chile’s capital and largest city has a congestion level of 43%, the worst travel times being in the evening. 

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16. Hangzhou, China - This beautiful city has its extremely peaceful spots, but its roads are prone to a 43% increase in overall travel times. 

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15. Shenzhen, China - The modern metropolis, which links Hong Kong to China’s mainland, has a congestion level of 44%.

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14. Guangzhou, China - The sprawling port city has a congestion level of 44%, and it only gets worse in the evening. 

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13. Moscow, Russia - The capital of Russia has a congestion level of 44%, but in the evenings it increases to a whopping 94%.

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12. Los Angeles, USA - A city known for its glamour and traffic, Los Angeles has a congestion level of 45%.

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11. Changsha, China - The most populous city of the Hunan province has a congestion level of 45%, and mornings are only slightly less bad than evenings. 

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10. Beijing, China - The capital of China might be lower on this list than one might think, with a congestion level of 46%.

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9. Tainan, Taiwan - Situated on Taiwan’s southwest coast, Tainan has a congestion level of 46%, which reaches 71% during the evening peak.

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8. Rio de Janeiro, Brazil - The huge seaside city has a congestion level of 47%, with notably worse traffic when people are on their way home for dinner. 

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7. Chengdu, China - The capital of southwestern China's Sichuan province has a 47% increase in overall commute times.

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6. Istanbul, Turkey - This major city is has a congestion level of 49%, but in the evenings it can be as bad as 91%!

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5. Bucharest, Romania - The capital and largest city of Romania hits the 50% mark in congestion levels, with the morning peak at 90% and the evening peak at 98%.

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4. Chongqing, China - Stay off the roads during peak hours in Chongqing, as its regular 52% congestion level can increase to over 90%.

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3. Jakarta, Indonesia - Indonesia's massive capital has a congestion level of 58%, but the morning commute times are considerably better than the evening's.

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2. Bangkok, Thailand - The capital of Thailand has a congestion rate of 61%, but in the evenings the peak travel times can have an increase of up to 118%!

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1. Mexico City, Mexico - The densely populated capital city has the worst commutes in the world, with a 66% overall increase, along with a 96% increase in the mornings and a 101% increase in the evenings. 

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